AutoCodesGMC – P0097 2014 GMC Sierra

P0097 2014 GMC Sierra Code - Intake Air Temperature Sensor 2 Circuit Low

Quick Answer

The Intake Air Temperature (IAT) sensor 1 is a variable resistor that changes the voltage on the Engine Control Module (ECM) supplied 5 V signal circuit. Common causes include Faulty Intake Air Temperature (IAT) sensor, Intake Air Temperature sensor harness is open or shorted, Intake Air Temperature sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0097 2014 GMC Sierra indicates Intake Air Temperature Sensor 2 Circuit Low.
Common causes
Common causes include Faulty Intake Air Temperature (IAT) sensor, Intake Air Temperature sensor harness is open or shorted, Intake Air Temperature sensor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 360
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 16, 2022
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Code P0097 2014 GMC Sierra Description

The Intake Air Temperature (IAT) sensor 1 is a variable resistor that changes the voltage on the Engine Control Module (ECM) supplied 5 V signal circuit. The signal varies with inlet air temperature in the sensor bore and is displayed by the scan tool as °C (°F). The IAT sensor 2 and the humidity sensor share the same circuit. The IAT sensor 2 signal is displayed by the scan tool as Hertz (Hz) and °C (°F). The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the IAT sensor 2 signal is intermittent or has abruptly changed for longer than 5 s.
OBDII Code P0097 2014 GMC Sierra - Intake Air Temperature Sensor 2 Circuit Low - AutoCodes.com
P0097 2014 GMC Sierra Code - Intake Air Temperature Sensor 2 Circuit Low

What are the Possible Causes of the DTC P0097 2014 GMC Sierra?

  • Faulty Intake Air Temperature (IAT) sensor
  • Intake Air Temperature sensor harness is open or shorted
  • Intake Air Temperature sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0097 2014 GMC Sierra?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0097 2014 GMC Sierra code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0097 2014 GMC Sierra code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0097 2014 GMC Sierra Code

1. What are the common symptoms of OBDII code P0097 on a 2014 GMC Sierra related to the Intake Air Temperature Sensor 2 Circuit Low?

The common symptoms include poor engine performance, reduced fuel efficiency, and the illumination of the check engine light.

2. What are the possible causes of OBDII code P0097 on a 2014 GMC Sierra?

The code P0097 is usually triggered by a faulty intake air temperature sensor, damaged wiring or connectors, or issues with the sensor circuit.

3. How can I diagnose the Intake Air Temperature Sensor 2 Circuit Low issue on my 2014 GMC Sierra?

You can diagnose this issue by checking the intake air temperature sensor for any visible damage, testing the sensor's resistance, and inspecting the wiring and connectors for any signs of wear or corrosion.

4. Can a dirty air filter cause OBDII code P0097 on a 2014 GMC Sierra?

Yes, a dirty air filter can disrupt the airflow to the intake air temperature sensor, leading to incorrect readings and potentially triggering the P0097 code.

5. Is it safe to continue driving my 2014 GMC Sierra with OBDII code P0097?

It is generally not recommended to drive your vehicle with the P0097 code, as it can lead to further engine damage and reduced fuel efficiency. It's best to address the issue promptly.

6. How can I clear the OBDII code P0097 on my 2014 GMC Sierra after fixing the Intake Air Temperature Sensor 2 Circuit Low problem?

You can clear the code using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes. Ensure that the underlying issue has been resolved before clearing the code.

7. Can I replace the Intake Air Temperature Sensor on my 2014 GMC Sierra myself?

Yes, replacing the intake air temperature sensor is a relatively straightforward task that can be done at home with basic tools. However, if you're unsure, it's best to consult a professional mechanic.

8. How much does it typically cost to repair OBDII code P0097 related to the Intake Air Temperature Sensor on a 2014 GMC Sierra?

The cost of repairing this issue can vary depending on the root cause and whether you do the repairs yourself or take your vehicle to a mechanic. Costs may range from $50 to $200 or more.

9. Will resetting the ECU fix the OBDII code P0097 on my 2014 GMC Sierra?

Resetting the ECU may temporarily clear the code, but if the underlying issue with the Intake Air Temperature Sensor 2 Circuit Low is not resolved, the code is likely to reappear.

10. How can I prevent OBDII code P0097 from recurring on my 2014 GMC Sierra in the future?

Regularly inspect and maintain your intake air temperature sensor, air filter, and related components. Address any issues promptly to prevent the recurrence of the P0097 code.

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